INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8c94bb554694aafdfc02fdad34dd89e34e3deba0cd32e2e3c6fb702454c5c16', 
    '+zPI1IQ7T2bYpxw4toyJ19miBU1KoNHTfK1nn1mqojE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)